/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 **************************************************************************
 * MIFSS  - content storage system
 * 
 *
 * @uthors: uros.kristan@gmail.com (Uroš Kristan ) Urosk.NET
 *         jernej.svigelj@gmail.com (Jernej Švigelj) 
 */
package net.monare.mifss.workers.converters;

import java.util.ArrayList;
import java.util.List;

import net.monare.mifss.exceptions.MediaConverterException;

public class FFMpegThumbnailer extends BaseMediaConverter {

	@Override
	public String convert() throws MediaConverterException {

		final String ffmpegDir = getConverterBinFolder();

		final String ffmpegBin = getConverterExecutable();


		String width = getPropertyString("width");
		String height = getPropertyString("height");

		String positionInSec = getPropertyString("positionInSec");

		List<String> commands = new ArrayList<String>();
		commands.add(ffmpegDir + ffmpegBin);
		commands.add("-i"); // input file name
		commands.add(getInputFile().getAbsolutePath());
		commands.add("-y"); // overwrite output file
		commands.add("-vcodec");
		commands.add("mjpeg");
		commands.add("-ss");
		commands.add(positionInSec);
		commands.add("-vframes");
		commands.add("1");
		commands.add("-an");
		commands.add("-f");
		commands.add("rawvideo");
		commands.add("-s");
		commands.add(width + "x" + height);
		commands.add(getOutputFile().getAbsolutePath());

		try {

			boolean success = exec(commands.toArray(new String[1]));
			logger.info(" success: " + success);

		} catch (Exception e) {
			logger.error(e, e);
		}

		return "OK";
	}

}
